>> yes, you have federal law enforcement, state and local law enforcement officers. you have to train them specifically for this mission, and you can do it. david: let's talk about the most extreme or most effective we should say security would have to be the israelis. how do they do it and could we do it their way? >> couple things, number one, their mindset is you might only have one guard in a building facing determined attack by one or more heavily armed individuals. they are trained to attack. they are trained to attack that particular threat. we don't do that. we need to. in addition, you have people -- i know schools right now in new york city area, where the teachers are retired law enforcement. we're not talking about arming teachers. we're talking about guys who had 20 years on the job carry a weapon, they're an asset that you could use that we're not using now. >> why not do everything you just suggested and restrict the sale of the kinds of rifle that we saw used in this -- the other countries -- the argument that mr. la pierre made about violent video ga